Home / 97,964.51-135,192.57-54,953.56

Finding the Fourth Proportional to 97,964.51, 135,192.57 and 54,953.56

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Solution

The fourth proportional to 97,964.51, 135,192.57 and 54,953.56 is: 75,836.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,964.51 : 135,192.57 = 54,953.56 : x
  2. Step 2: Convert to fraction form
    97,964.51/135,192.57 = 54,953.56/x
  3. Step 3: Cross multiply
    97,964.51x = 135,192.57 × 54,953.56
  4. Step 4: Simplify right side
    97,964.51x = 7,429,312,969.96
  5. Step 5: Solve for x
    x = 7,429,312,969.96/97,964.51
  6. Step 6: Final answer
    x = 75,836.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.